Incidental Mutation 'R6529:Fbxo2'
ID 522165
Institutional Source Beutler Lab
Gene Symbol Fbxo2
Ensembl Gene ENSMUSG00000041556
Gene Name F-box protein 2
Synonyms FBX2, Fbs1, NFB42, Prpl4
MMRRC Submission 044655-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.226) question?
Stock # R6529 (G1)
Quality Score 225.009
Status Validated
Chromosome 4
Chromosomal Location 148245078-148250881 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 148249511 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 187 (D187V)
Ref Sequence ENSEMBL: ENSMUSP00000037377 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000047951] [ENSMUST00000057907] [ENSMUST00000129253] [ENSMUST00000173352]
AlphaFold Q80UW2
PDB Structure Structural basis of sugar-recognizing ubiquitin ligase [X-RAY DIFFRACTION]
Structural basis of sugar-recognizing ubiquitin ligase [X-RAY DIFFRACTION]
Structural basis for selection of glycosylated substrate by SCFFbs1 ubiquitin ligase [X-RAY DIFFRACTION]
Structural basis for selection of glycosylated substrate by SCFFbs1 ubiquitin ligase [X-RAY DIFFRACTION]
Structural basis for selection of glycosylated substrate by SCFFbs1 ubiquitin ligase [X-RAY DIFFRACTION]
Crystal Structure of the Sugar Recognizing SCF Ubiquitin Ligase at 1.7 Resolution [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000047951
AA Change: D187V

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000037377
Gene: ENSMUSG00000041556
AA Change: D187V

DomainStartEndE-ValueType
Pfam:F-box 50 97 3.8e-9 PFAM
Pfam:F-box-like 51 97 9.3e-8 PFAM
FBA 114 297 3.81e-104 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000057907
SMART Domains Protein: ENSMUSP00000054022
Gene: ENSMUSG00000029001

DomainStartEndE-ValueType
FBOX 9 50 1.37e-2 SMART
FBA 68 252 2.24e-110 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000129253
SMART Domains Protein: ENSMUSP00000117013
Gene: ENSMUSG00000029001

DomainStartEndE-ValueType
FBOX 9 50 1.37e-2 SMART
FBA 68 213 1.15e-57 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000173352
SMART Domains Protein: ENSMUSP00000134624
Gene: ENSMUSG00000029001

DomainStartEndE-ValueType
FBOX 62 103 1.37e-2 SMART
FBA 121 254 3.86e-50 SMART
Meta Mutation Damage Score 0.7626 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.4%
  • 20x: 91.6%
Validation Efficiency 98% (41/42)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the F-box protein family which is characterized by an approximately 40 amino acid motif, the F-box. The F-box proteins constitute one of the four subunits of the ubiquitin protein ligase complex called SCFs (SKP1-cullin-F-box), which function in phosphorylation-dependent ubiquitination. The F-box proteins are divided into 3 classes: Fbws containing WD-40 domains, Fbls containing leucine-rich repeats, and Fbxs containing either different protein-protein interaction modules or no recognizable motifs. The protein encoded by this gene belongs to the Fbxs class. This protein is highly similar to the rat NFB42 (neural F Box 42 kDa) protein which is enriched in the nervous system and may play a role in maintaining neurons in a postmitotic state. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for a targeted mutation are behaviorally normal but display accelerated, age-related hearing loss associated with cochlear degeneration. Cellular degeneration begins at 2 months in the supporting cells of the organ of Corti and progresses to cochlear hair cells and the spiral ganglion. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acan A T 7: 78,739,479 (GRCm39) M296L probably benign Het
Atxn2 T C 5: 121,949,677 (GRCm39) probably null Het
B3galnt2 G T 13: 14,170,377 (GRCm39) R242S probably benign Het
Bltp3a A G 17: 28,098,750 (GRCm39) I218M possibly damaging Het
Casz1 G A 4: 149,022,646 (GRCm39) E571K probably damaging Het
Ccdc163 A G 4: 116,566,121 (GRCm39) probably null Het
Cd109 A G 9: 78,619,907 (GRCm39) D1383G probably damaging Het
Cd200r1 A G 16: 44,610,065 (GRCm39) T95A possibly damaging Het
Chd2 T C 7: 73,153,191 (GRCm39) E219G possibly damaging Het
Cibar1 A G 4: 12,168,978 (GRCm39) V175A probably damaging Het
Dnah14 T A 1: 181,494,034 (GRCm39) V1730D probably damaging Het
Eps8 G A 6: 137,491,335 (GRCm39) H348Y possibly damaging Het
Fsip2 A T 2: 82,812,657 (GRCm39) Y2992F probably benign Het
Gle1 A T 2: 29,825,539 (GRCm39) T10S possibly damaging Het
Got2 T C 8: 96,615,013 (GRCm39) probably benign Het
Gtf3c6 T C 10: 40,127,251 (GRCm39) T34A probably benign Het
H4c11 G T 13: 21,919,476 (GRCm39) V71F possibly damaging Het
Klf15 C T 6: 90,444,394 (GRCm39) T323I probably damaging Het
Krtap5-3 C A 7: 141,756,079 (GRCm39) C305* probably null Het
Map2k6 A T 11: 110,383,388 (GRCm39) D99V probably damaging Het
Nckap5l G T 15: 99,324,475 (GRCm39) P676Q probably benign Het
Nup188 A T 2: 30,216,466 (GRCm39) T757S possibly damaging Het
Or10ak13 C T 4: 118,638,907 (GRCm39) V292I probably benign Het
Or51q1c T C 7: 103,653,133 (GRCm39) V217A probably benign Het
Peg3 C A 7: 6,711,071 (GRCm39) A1384S probably damaging Het
Plekho2 C T 9: 65,480,383 (GRCm39) R14H probably benign Het
Qsox2 A T 2: 26,107,753 (GRCm39) C247S probably damaging Het
Slc25a13 A G 6: 6,073,451 (GRCm39) V469A probably benign Het
Slitrk3 T C 3: 72,958,551 (GRCm39) T74A probably benign Het
Spmip7 T C 11: 11,465,009 (GRCm39) F120S possibly damaging Het
Sult1a1 T C 7: 126,274,310 (GRCm39) T91A probably benign Het
Sult3a2 T C 10: 33,655,733 (GRCm39) Y82C probably damaging Het
Taf1b A T 12: 24,606,650 (GRCm39) H490L possibly damaging Het
Trrap T A 5: 144,771,014 (GRCm39) H2804Q probably benign Het
Usp8 A G 2: 126,567,298 (GRCm39) I106V probably benign Het
Wdcp T A 12: 4,901,143 (GRCm39) V333D probably damaging Het
Wdr46 T A 17: 34,168,120 (GRCm39) L564Q possibly damaging Het
Wrn T C 8: 33,826,004 (GRCm39) probably null Het
Zfp664 C T 5: 124,963,352 (GRCm39) H249Y probably damaging Het
Zfp975 A C 7: 42,311,325 (GRCm39) H429Q possibly damaging Het
Other mutations in Fbxo2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01286:Fbxo2 APN 4 148,250,163 (GRCm39) missense probably benign 0.01
IGL01690:Fbxo2 APN 4 148,249,581 (GRCm39) critical splice donor site probably null
R0085:Fbxo2 UTSW 4 148,249,367 (GRCm39) splice site probably null
R1083:Fbxo2 UTSW 4 148,250,234 (GRCm39) splice site probably null
R2879:Fbxo2 UTSW 4 148,250,468 (GRCm39) missense probably damaging 1.00
R4583:Fbxo2 UTSW 4 148,249,356 (GRCm39) missense possibly damaging 0.54
R5108:Fbxo2 UTSW 4 148,250,486 (GRCm39) missense probably damaging 1.00
R6715:Fbxo2 UTSW 4 148,250,226 (GRCm39) missense probably benign 0.00
R7772:Fbxo2 UTSW 4 148,248,783 (GRCm39) missense probably damaging 1.00
R9147:Fbxo2 UTSW 4 148,250,166 (GRCm39) missense probably damaging 0.96
R9148:Fbxo2 UTSW 4 148,250,166 (GRCm39) missense probably damaging 0.96
R9176:Fbxo2 UTSW 4 148,250,147 (GRCm39) missense probably damaging 1.00
R9422:Fbxo2 UTSW 4 148,248,616 (GRCm39) missense unknown
R9722:Fbxo2 UTSW 4 148,248,883 (GRCm39) missense probably damaging 1.00
Z1177:Fbxo2 UTSW 4 148,249,519 (GRCm39) missense possibly damaging 0.93
Predicted Primers PCR Primer
(F):5'- GGGCTGTCTTATCCCTACAGAG -3'
(R):5'- AGCTTTCCACCAGTTGCCAAC -3'

Sequencing Primer
(F):5'- CTACAGAGGACTTGGAGGGCTG -3'
(R):5'- AGTTGCCAACCCTTGCG -3'
Posted On 2018-06-06